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1. How Do Pilot-Operated Check Valves Work?

   ... Videos How Do Pilot-Operated Check Valves Work? Pilot operated check valves work by allowing free flow from ... flow in the opposite direction. Air pressure on top of the poppet assembly opens the seal allowing air to flow freely. When the air flow ...

2. How Does a Quick Exhaust Valve Work?

   ... How Does a Quick Exhaust Valve Work? Quick exhaust valves work by providing a rapid exhaust of controlled air when placed directly ... into the inlet port of the exhaust valve. The nitrile poppet seals the exhaust port and allows air to flow from the outlet port of ...

3. An Overview of the PIV Series PEEK Isolation Valves

   ... Clippard's PIV series media isolation valves feature a unique one-piece valve stem that functions as a sealing membrane while also supporting and centralizing the poppet in the seating area. This multifunctional diaphragm/poppet results in a ...

4. An Overview of Pneumatic Valves

   ... in the conduction of any fluid power medium is the need for valves to control force, velocity and direction of movement. Air ... Pneumatic valves are manufactured in various incarnations. Poppet valves are simple, using a spring to push a face of the poppet down on ...

5. The Importance of a Soft Start for Critical Applications Requiring High Precision

   ... the valve, such as electrical current (for coil controlled valves) or steps (for stepper motor controlled valves). This paper will discuss ... sealing surface of the valve, which—most commonly—is a poppet with rubber adhered to its surface. Unfortunately, the nature of rubber ...

6. Clippard Heavy-Duty Limit Valves Instructions

   ... valve mechanism is one of a group of Clippard cartridge valves. These are poppet type valves machined from brass and stainless steel. The seals are ...

7. Hysteresis and How it Affects Proportional Valves

   ... a lag. This is an example of hysteresis. Proportional Valves & Hysteresis Clippard defines hysteresis as the maximum ... we are producing an electromagnetic field which forces the poppet to move. It takes a greater force to open the valve than it does to ...

8. Pneumatic Glossary of Terms

   ... Used in indirect or semi-direct acting solenoid valves, a bleed orifice is installed on the diaphragm enabling the valve to use ... science pertaining to gaseous pressure and flow. Poppet .  A component of a valve that seals or opens an internal passage ...

9. Clippard JPC Series Check Valves

   ... Clippard's Pilot-Operated Check Valves work as a standard check valve, but can be opened with an air pilot ... means low pressure drop - Uses Clippard's superior poppet design - Variety of port configurations available - ...

10. Why Shouldn’t a Shuttle Valve Be Used as a Pressure Selector?

    ... Tip video, Product Manager Scott Lamb explains how shuttle valves work and why they should not be used as pressure selectors. ... pressure to overcome the lower pressure, but you do risk the poppet hanging up in the middle and allowing both pressures to enter the outlet ...

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